org.eclipse.smila.importing.crawler.web.extractor
Class SimpleLinkExtractor

java.lang.Object
  org.eclipse.smila.importing.crawler.web.extractor.SimpleLinkExtractor

All Implemented Interfaces:

LinkExtractor

public class SimpleLinkExtractor
extends java.lang.Object
implements LinkExtractor

Simple LinkExtractor implementation using an HTML extractor.

Constructor Summary

SimpleLinkExtractor()

Method Summary

java.util.Collection<Record>	extractLinks(Record inputRecord, AnyMap parameters, TaskLog taskLog)
java.lang.String	getAbsoluteUri(java.lang.String baseUri, java.lang.String uri)
void	setLinkExtractorHtml(LinkExtractorHtml linkExtractorHtml) sets the HTML extractor implementation to use.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

SimpleLinkExtractor

public SimpleLinkExtractor()

Method Detail

extractLinks

public java.util.Collection<Record> extractLinks(Record inputRecord,
                                                 AnyMap parameters,
                                                 TaskLog taskLog)
                                          throws WebCrawlerException

Specified by:

extractLinks in interface LinkExtractor

Parameters:

inputRecord - input record with content

parameters - configuration parameters, may be null.

taskLog - log facility provided by worker frame.

Returns:

for each extracted link a new record is created

Throws:

WebCrawlerException

getAbsoluteUri

public java.lang.String getAbsoluteUri(java.lang.String baseUri,
                                       java.lang.String uri)
                                throws URIException

Returns:

absolute URI from given URI by using base URI.

Throws:

URIException

setLinkExtractorHtml

public void setLinkExtractorHtml(LinkExtractorHtml linkExtractorHtml)

sets the HTML extractor implementation to use.